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Finding the Fourth Proportional to 6,965.28, 9,610.90 and 4,606.56

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Solution

The fourth proportional to 6,965.28, 9,610.90 and 4,606.56 is: 6,356.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,965.28 : 9,610.90 = 4,606.56 : x
  2. Step 2: Convert to fraction form
    6,965.28/9,610.90 = 4,606.56/x
  3. Step 3: Cross multiply
    6,965.28x = 9,610.90 × 4,606.56
  4. Step 4: Simplify right side
    6,965.28x = 44,273,187.50
  5. Step 5: Solve for x
    x = 44,273,187.50/6,965.28
  6. Step 6: Final answer
    x = 6,356.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.